Require go 1.20 (#50)

.github/workflows/build-binary-package.yml

@@ -10,10 +10,10 @@ jobs:
     name: Build and upload binary package
     runs-on: ubuntu-latest
     steps:
-    - name: Set up Go 1.19
+    - name: Set up Go 1.20.1
       uses: actions/setup-go@v3
       with:
-        go-version: 1.19
+        go-version: 1.20.1
       id: go
     - name: Check out code into the Go module directory
       uses: actions/checkout@v3

.github/workflows/functional_tests.yaml

@@ -11,10 +11,10 @@ jobs:
     name: Build
     runs-on: ubuntu-latest
     steps:
-    - name: Set up Go 1.19
+    - name: Set up Go 1.20.1
       uses: actions/setup-go@v3
       with:
-        go-version: 1.19
+        go-version: 1.20.1
       id: go
     - name: Check out code into the Go module directory
       uses: actions/checkout@v3

.github/workflows/go.yml

@@ -12,10 +12,10 @@ jobs:
     name: Build
     runs-on: ubuntu-latest
     steps:
-    - name: Set up Go 1.19
+    - name: Set up Go 1.20.1
       uses: actions/setup-go@v3
       with:
-        go-version: 1.19
+        go-version: 1.20.1
       id: go
     - name: Check out code into the Go module directory
       uses: actions/checkout@v3

Makefile

@@ -5,7 +5,6 @@ GOCLEAN=$(GOCMD) clean
 GOTEST=$(GOCMD) test
 GOGET=$(GOCMD) get
 
-
 PREFIX?="/"
 PID_DIR = $(PREFIX)"/var/run/"
 BINARY_NAME=crowdsec-custom-bouncer
@@ -28,7 +27,7 @@ all: clean test build
 static: clean
 	$(GOBUILD) $(LD_OPTS) -o $(BINARY_NAME) -v -a -tags netgo -ldflags '-w -extldflags "-static"'
 
-build: clean
+build: goversion clean
 	$(GOBUILD) $(LD_OPTS) -o $(BINARY_NAME) -v
 
 test:
@@ -59,3 +58,5 @@ release: build
 func-tests: build
 	pipenv install --dev
 	pipenv run pytest -v
+
+include mk/goversion.mk

go.mod

@@ -1,6 +1,6 @@
 module github.com/crowdsecurity/cs-custom-bouncer
 
-go 1.19
+go 1.20
 
 require (
 	github.com/coreos/go-systemd v0.0.0-20191104093116-d3cd4ed1dbcf

mk/goversion.mk

@@ -0,0 +1,23 @@
+
+BUILD_REQUIRE_GO_MAJOR ?= 1
+BUILD_REQUIRE_GO_MINOR ?= 20
+
+BUILD_GOVERSION = $(subst go,,$(shell go env GOVERSION))
+
+go_major_minor = $(subst ., ,$(BUILD_GOVERSION))
+GO_MAJOR_VERSION = $(word 1, $(go_major_minor))
+GO_MINOR_VERSION = $(word 2, $(go_major_minor))
+
+GO_VERSION_VALIDATION_ERR_MSG = Golang version ($(BUILD_GOVERSION)) is not supported, please use at least $(BUILD_REQUIRE_GO_MAJOR).$(BUILD_REQUIRE_GO_MINOR)
+
+.PHONY: goversion
+goversion:
+	@if [ $(GO_MAJOR_VERSION) -gt $(BUILD_REQUIRE_GO_MAJOR) ]; then \
+		exit 0; \
+	elif [ $(GO_MAJOR_VERSION) -lt $(BUILD_REQUIRE_GO_MAJOR) ]; then \
+		echo '$(GO_VERSION_VALIDATION_ERR_MSG)';\
+		exit 1; \
+	elif [ $(GO_MINOR_VERSION) -lt $(BUILD_REQUIRE_GO_MINOR) ] ; then \
+		echo '$(GO_VERSION_VALIDATION_ERR_MSG)';\
+		exit 1; \
+	fi

pkg/version/version.go

@@ -19,10 +19,10 @@ Additional labels for pre-release and build metadata are available as extensions
 */
 
 var (
-	Version   string // = "v0.0.0"
-	BuildDate string // = "I don't remember exactly"
-	Tag       string // = "dev"
-	GoVersion = runtime.Version() // = "1.13"
+	Version   string                  // = "v0.0.0"
+	BuildDate string                  // = "2023-03-06_09:55:34"
+	Tag       string                  // = "dev"
+	GoVersion = runtime.Version()[2:] // = "1.20"
 )
 
 func ShowStr() string {